/*------------------------------------------------------------------------------*\
**   Copyright 2008-2009 Jonhnny Weslley                                        **
**                                                                              **
**   Licensed under the Apache License, Version 2.0 (the "License");            **
**   you may not use this file except in compliance with the License.           **
**   You may obtain a copy of the License at                                    **
**                                                                              **
**       http://www.apache.org/licenses/LICENSE-2.0                             **
**                                                                              **
**   Unless required by applicable law or agreed to in writing, software        **
**   distributed under the License is distributed on an "AS IS" BASIS,          **
**   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.   **
**   See the License for the specific language governing permissions and        **
**   limitations under the License.                                             **
\*------------------------------------------------------------------------------*/

package org.scalashell.scalash.commands

import java.io.File
import scala.io.Source

import jline.FileNameCompletor
import org.scalashell.SimpleCommandSupport

class LoadCommand(shell: ScalaShell) extends SimpleCommandSupport(":load") {

  execute { args =>
    if (args.isEmpty) {
      fail("Command 'load' requires at least one argument")
    }

    args foreach { source =>
      val file = new File(source)
      if (!file.exists) {
        fail("File not found: " + file)
      }

      shell interpretAllFrom source
    }
  }

  override def createCompletors = Some(new FileNameCompletor :: Nil)

}
